Portland / Oregon / United States
Incorporated in 1988, D&H Flagging offers a range of traffic control services throughout the Northwest. It designs various traffic control plans. The company is one of the largest providers of traffic control services in Oregon. D&H Flagging sells a variety of equipments, such as signs, cones, trucks, attenuators, and message and arrow boards. It conducts certification classes, as well as offers project bidding services. The company also offers 24-hour dispatch solutions. &H Flagging undertakes several highway, freeway and bridge projects. It works in collaboration with the City of Portland in Oregon, as well as other regulatory agencies.
